It's easier to learn on paper.
Reading is necessary for living, learning, working and so much more.
A number of studies have focused on the question of learning on screen.
3 Darden Shares Results of Kindle Experiment
4 The E-reader pilot at Princeton
5 Books vs. e-material What is the deal? (information accessed through paid subscription) 6 A Comparison of Reading Paper and On-Line Documents, Kenton O’Hara and Abigail Sellen, Rank Xerox Research Centre in Cambridge, 1997
7 Reading Online or on Paper: Which is Faster? Sri H. Kurniawan and Panayiotis Zaphiris, Wayne State University, 2001
8 Growing up with Books Boosts Child’s Education Attainment
9 Scaling the Digital Divide: Home Computer Technology and Student Achievement, Charles T. Clotfelter, Helen F. Ladd and Jacob L. Vigdor, Duke University, July 29, 2008